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Date:      Sat, 27 Sep 2008 18:59:01 +0200
From:      Szilveszter Adam <sziszi@bsd.hu>
To:        Robert Noland <rnoland@freebsd.org>
Cc:        freebsd-x11@freebsd.org
Subject:   Re: DRI not working
Message-ID:  <20080927165901.GA1508@baranyfelhocske.buza.adamsfamily.xx>
In-Reply-To: <1222524191.1662.3.camel@wombat.2hip.net>
References:  <48DD9ECD.40309@ahhyes.net> <1222524191.1662.3.camel@wombat.2hip.net>

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Dear Robert,

On Sat, Sep 27, 2008 at 10:03:11AM -0400, Robert Noland wrote:
> drm shouldn't be attaching to the second head.  The 852/5 chips have the
> same pci id on both heads, which none of the other chips do.  Please try
> the attached patch to sys/dev/drm/i915_drv.c and see if that improves
> things.

I have applied the patch on my -CURRENT machine, it also seems to change
the attachment phase:

pciconf -lv:

vgapci0@pci0:0:2:0:     class=0x030000 card=0x05621014 chip=0x35828086
rev=0x02 hdr=0x00
        vendor     = 'Intel Corporation'
        device     = '82852GM/GME/GMV/PM, 855GM/GME Montara Integrated
	              Graphics Device'
	class      = display
	subclass   = VGA
vgapci1@pci0:0:2:1:     class=0x038000 card=0x05621014 chip=0x35828086
rev=0x02 hdr=0x00
        vendor     = 'Intel Corporation'
        device     = '82852GM/GME/GMV/PM, 855GM/GME Montara Integrated
	              Graphics Device'
        class      = display

Dmesg:

vgapci0: <VGA-compatible display> port 0x1800-0x1807 mem
0xe0000000-0xe7ffffff,0xd0000000-0xd007ffff irq 11 at device 2.0 on pci0
agp0: <Intel 8285xM (85xGM GMCH) SVGA controller> on vgapci0
agp0: detected 8060k stolen memory
agp0: aperture size is 128M
drm0: <Intel i852GM/i855GM GMCH> on vgapci0
vgapci0: child drm0 requested pci_enable_busmaster
info: [drm] AGP at 0xe0000000 128MB
info: [drm] Initialized i915 1.6.0 20080312
vgapci1: <VGA-compatible display> mem 0xe8000000-0xefffffff,
0xd0080000-0xd00fffff at device 2.1 on pci0
drm1: <Intel i852GM/i855GM GMCH> on vgapci1

But the result is still the same: the intel(4) driver still sees both
"cards" and the Xorg log does not show any real difference. HW
acceleration is still turned off automatically.

Let me know if I can be of any help.

-- 
Regards:

Szilveszter ADAM
Budapest
Hungary



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